What’s Vulnerable › Vulnerabilities
CVE-2026-24932: An improper certificate validation vulnerability was found in ADM while updating the DDNS settings.
- Severity: medium (CVSS 5.9 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-02-03 · updated 2026-06-17
- Weakness: CWE-295
Description
The DDNS update function in ADM fails to properly validate the hostname of the DDNS server's TLS/SSL certificate. Although the connection uses HTTPS, an improper validated TLS/SSL certificates allows a remote attacker can intercept the communication to perform a Man-in-the-Middle (MitM) attack, which may obtain the sensitive information of DDNS updating process, including the user's account email, MD5 hashed password, and device serial number.This issue affects ADM: from 4.1.0 through 4.3.3.ROF1, from 5.0.0 through 5.1.1.RCI1.
Affected products
- Tenable ASUSTOR Data Master: from 4.1.0.rhu2 through 4.3.3.rof1; from 5.0.0.ra82 before 5.1.2.re51 — fixed in 5.1.2.re51
How to fix
Upgrade to a fixed version: Tenable ASUSTOR Data Master 5.1.2.re51. Check the vendor advisory for mitigations.
References
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